Correct Answer: B

Rationale: Bracing is commonly used in moderate cases of scoliosis to prevent progression of the spinal curvature.

Correct Answer: B

Rationale: The correct answer is 'B: Opens mouth when food comes her way.' Readiness for solid foods is indicated by the infant showing interest in food and being able to sit up with support. This behavior demonstrates the infant's readiness to start introducing solid foods in their diet.

Correct Answer: C

Rationale: Increased urine output is a positive sign indicating that the child's hydration status is improving. It suggests that the kidneys are functioning more effectively and able to excrete urine, which is a crucial indicator of improved hydration levels in a dehydrated patient.

Correct Answer: A

Rationale: The first step in developing a behavior modification program for an aggressive child is to determine what activities, foods, and toys the child enjoys. By understanding the child's preferences, the nurse can tailor the program to be more engaging and effective, increasing the likelihood of success in modifying the aggressive behavior.

Correct Answer: B

Rationale: Administering the scheduled dose is appropriate in this scenario as the heart rate of 128 bpm falls within the acceptable range for a two-year-old child with heart failure. It indicates that the child may benefit from the therapeutic effects of digoxin. Monitoring the heart rate closely after administration is essential to ensure the medication's effectiveness and safety.